OpenTechnical

OT-2026-000063123

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000063123) never changes.

Identity and time

Publication numberOT-2026-000063123 · never reused
Internal UUID01a0ae8c-94aa-78df-a200-3748f85bff65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063123
StatusPUBLIC

Content hashes

Canonical text35b3286556fa3d3d7db5dabf877b9348ba636c54987b384fd6e8af3eff685c2d
Markdownc850a893cb5985ada676a11927953399509cb2994912855a6b7c8e7c9cefff72
PDF
Publication page11d0ab613c6037da065b9e407efcef03b004e75cd406a6eae2b367878f8f8c3b
Manifestcb12720657fcad5116aa6616427ec8a95af9c3b597d8fedf5a6960a17d7ca04b

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature0+zKDYk0Qr4nOJxYyiSKmxp5Ms4N3UFPzqJ4Jq1k7pHgw2HY6SDl2OsgMcalhfhhcklRKaI98Fz/owH2X8n/AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:38:54.198224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063123
observed 11d0ab613c6037da065b9e407efcef03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:54.178232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063123/manifest.json
observed cb12720657fcad5116aa6616427ec8a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:54.159935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063123/publication.md
observed c850a893cb5985ada676a11927953399...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:54.139999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063123/publication.txt
observed 35b3286556fa3d3d7db5dabf877b9348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.